Home / 7,105,213.86-10,653,741.07-2,782,202.55

Finding the Fourth Proportional to 7,105,213.86, 10,653,741.07 and 2,782,202.55

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Solution

The fourth proportional to 7,105,213.86, 10,653,741.07 and 2,782,202.55 is: 4,171,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,213.86 : 10,653,741.07 = 2,782,202.55 : x
  2. Step 2: Convert to fraction form
    7,105,213.86/10,653,741.07 = 2,782,202.55/x
  3. Step 3: Cross multiply
    7,105,213.86x = 10,653,741.07 × 2,782,202.55
  4. Step 4: Simplify right side
    7,105,213.86x = 29,640,865,575,471.48
  5. Step 5: Solve for x
    x = 29,640,865,575,471.48/7,105,213.86
  6. Step 6: Final answer
    x = 4,171,706.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.